If true, this option causes the output to be formatted as a regression
test rather than as a straight dump. The output produced by asserting
this option is explicitly undocumented, in the sense that the author
reserves the right to change the generated output without notice of any
kind.

If true, this option causes a dump of tokenizer output rather than of a
full parse of the regular expression. This is forced trueif the dump is
of a PPIx::Regexp::Tokenizer.

The default is false.

trace number

If greater than zero, this option causes a trace of the parse. This
option is unsupported in the sense that the author reserves the right to
change it without notice.

The default is zero.

verbose number

If greater than zero, this option causes additional information to be
given about the elements found. This option is unsupported in the sense
that the author reserves the right to change it without notice.

The default is zero.

If the thing to be dumped was a string, unrecognized arguments are
passed to PPIx::Regexp::Tokenizer->new(). Otherwise they are
ignored.